1. Kev ywj pheej ywj pheej, cov khoom zoo zoo;
2. Tam sim no hneev yog qhov me me, kev cuam tshuam me me rau ntawm ib puag ncig ib puag ncig;
3.Qhov kev tshuaj xyuas, qib siab ntawm qib kev txawj ntse;
4.Qhov kev tsim kho, luv luv tuaj yeem txo tau lub vev xaib thiab siv khoom siv;
5.Lim kev pab lub neej: nws pab lub neej yog ntau tshaj 50 xyoo.
Ntaus | LD-BZ-20 | LD-BZ-50 | LD-BZ-100 | LD-BZ-200 | LD-BZ-500 |
Inch (m) | φ1.5 | φ1.8 | φ2 | φ2.5 | φ3.1 |
High Degree (M) | 4 | 6 | 6 | 8 | 10 |
Tus naj npawb ntawm cov twj tso kua dej | 2 | 2 | 2 | 2 | 2 |
Ntws (maub / h) | 30 | 60 | 130 | 250 | 500 |
Nws yog siv nyob rau hauv ntau cov xwm txheej xws li lub nroog thiab kev thauj khoom hauv qab, hauv nroog dej tsis sib xws, cov tsheb ciav hlau thiab dej ntws thiab lwm yam.